20743309

素因数分解:

${\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{619}}^1$

素因数の和:720

約数の個数: 16

約数和(自身を含む): 22855680

約数和(自身を除く): 2112371

約数列:

[1, 23, 31, 47, 619, 713, 1081, 1457, 14237, 19189, 29093, 33511, 441347, 669139, 901883, 20743309]

約数ペア:

[(1, 20743309), (23, 901883), (31, 669139), (47, 441347), (619, 33511), (713, 29093), (1081, 19189), (1457, 14237)]